<template>
  <div>
    <h1>商品列表</h1>
    <goods-list 
    v-for="item in list"
    :key="item.id"
    :item='item'
    @kanyidiao="changePrice"
    ></goods-list>
  </div>
</template>

<script>
import GoodsList from './components/GoodsList.vue'
export default {
  data() {
    return {
      // goodsname: '大大泡泡糖',
      // price: 4,
      list: [
          { id: 101, pname: '超级无敌棒棒糖', price: 15, info: '好吃，再来一根' },
          { id: 171, pname: '超级解渴水果茶', price: 80, info: '好甜，真好喝' },
          { id: 191, pname: '超级好吃大鸡腿', price: 60, info: '可口，下饭~' }
        ]
    }
  },
  methods: {
    changePrice (val, id) {
      let res = this.list.find(item => item.id == id)
      res.price = res.price - val
    }
  },
  components: { GoodsList },

}
</script>

<style>

</style>